from flask import session, current_app, jsonify,g
import functools
from info.utitls.response_code import RET

def set_rank_class(index):

    if index == 1:
        return "first"

    elif index == 2:
        return "second"

    elif index == 3:
        return "third"
    else:
        return ""


def user_login_data(view_func):
    @functools.wraps(view_func)
    def wrapper(*args, **kwargs):

        user_id = session.get("user_id")

        from info.models import User

        user = None

        if user_id:

            try:
                user = User.query.get(user_id)
            except Exception as e:
                current_app.logger.error(e)
                return jsonify(errno=RET.DBERR, errmsg="查询用户对象异常")

        g.user = user

        result = view_func(*args, **kwargs)

        return result

    return wrapper